Match List - I with List - II. List-I List-II (a) 2 SO _ 2 (g) + O _ 2 (g) → 2 SO _ 3 (g) (i) Acid rain (b) HOCl(g) hv ⟶ ∙ OH + ∙ Cl (ii) Smog (c) CaCO _ 3 + H _ 2 SO _ 4 → CaSO _ 4 + H _ 2 O + CO _ 2 (iii) Ozone

Correct answer: C. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii) ( a ) 2 SO _ 2 (g) + O _ 2 (g) → 2 SO _ 3 (g) → ( iv ) Troposphericpollution (b)HOCl(g) hv ⟶ ∙ OH + ∙ Cl → ( iii ) Ozonedepletion (c) CaCO _ 3 + H _ 2 SO _ 4 → CaSO _ 4 + H _ 2 O + CO _ 2 → ( i ) Acidrain (d) NO _ 2 (g) hv ⟶ NO(g) + O(g) → ( ii ) Smog

NEET 2021

Exam: NEET
Year: 2021
Subject: Chemistry
Chapter: Environmental Chemistry

NEET 2021 · Chemistry · Environmental Chemistry

Match List - I with List - II. List-I List-II (a) 2 SO _ 2 (g) + O...

Match List - I with List - II.

List-I		List-II
(a)	$2{SO}_{2}\left(g\right) + {O}_{2}\left(g\right) \to 2{SO}_{3}\left(g\right)$	(i)	Acid rain
(b)	$HOCl\left(g\right)\overset{hv}{⟶}\overset{∙}{OH} + \overset{∙}{Cl}$	(ii)	Smog
(c)	${CaCO}_{3} + {H}_{2}{SO}_{4} \to {CaSO}_{4} + {H}_{2}O + {CO}_{2}$	(iii)	Ozone depletion
(d)	${NO}_{2}\left(g\right)\overset{hv}{⟶}NO\left(g\right) + O\left(g\right)$	(iv)	Tropospheric pollution

Choose the correct answer from the options given below.

Options

A(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
B(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
C(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
D(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)

Correct answer

C. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)

Step-by-step solution

( a ) 2{SO}_{2}\left(g\right) + {O}_{2}\left(g\right) \to 2{SO}_{3}\left(g\right) \to ( iv ) Troposphericpollution $<br />\left(b\right)HOCl\left(g\right)\overset{hv}{⟶}\overset{∙}{OH} + \overset{∙}{Cl} \to ( iii ) Ozonedepletion$
\left(c\right){CaCO}_{3} + {H}_{2}{SO}_{4} \to {CaSO}_{4} + {H}_{2}O + {CO}_{2} \to ( i ) Acidrain $</p><p>\left(d\right){NO}_{2}\left(g\right)\overset{hv}{⟶}NO\left(g\right) + O\left(g\right) \to ( ii ) Smog$

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